iPadOS 11.1.2 (build 15B202) is an official Apple over-the-air update for the iPad 5 (Cellular), released on 2017-11-16T21:18:35Z. The update package is 1021.92 MB. This is a delta (partial) update that requires 10.3.3 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: 7d006959bbde36894ed5262ab28a07679058ee61.zip.